The microscope : its construction and management : including technique, photo-micrography, and the past and future of the microscope (1893)
Heurck, Henri van, 1838-1909 · London : C. Lockwood ; New York : D. Van Nostrand Co. · leaf 180
Fig. 127s. HENRY CROUCH. 159 The best instrument of this maker is called the Grand Model(fig. 12jd), and is sold either as a binocular or monocular. In thefirst case the price is ^42, and in the second ^,34. The rapid movement is produced by a smoothly-working rack andpinion, with inclined teeth;… … Fig. 1273. i6o HENRY CROUCH. The stage has rectangular adjustments, controlled by separate milledheads, and fitted with verniers. It is round and its edges are graduated.By means of lateral milled heads each objective can be centred. The sub-stage is furnished with screws at right angles for…
Microscopy
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